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/*Copyright (c) 2011, Florent DEVILLE.                                      */
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#pragma once

//list class
#include <list>
using std::list;

//string class
#include <string>
using std::string;

namespace RT
{

	/*base class for a scenegraph node*/
	class RTNode
	{
	private:
		//list of children nodes
		list<RTNode*>	_children;

		//name of the node
		string			_name;

	public:
		//Constructor
		RTNode();

		//Destructor
		virtual ~RTNode();

		//update the node
		virtual void doUpdate() = 0;

		//preupdate called before the children updates
		virtual void preUpdate();

		//postupdate called after the update of the node
		virtual void postUpdate();

		//add a child to the node
		void addChild(RTNode* child);

		//Traverse the node and its children. This function should never be called outside the tree
		void goThrough();

		//dirty the node (force to recalculate)
		virtual void dirty();

		//set the name of the node
		void setName(const string& name);
	};
}